sound/pci/cs46xx/dsp_spos.h

   1 /*
   2  *  The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
   3  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   4  *
   5  *
   6  *   This program is free software; you can redistribute it and/or modify
   7  *   it under the terms of the GNU General Public License as published by
   8  *   the Free Software Foundation; either version 2 of the License, or
   9  *   (at your option) any later version.
  10  *
  11  *   This program is distributed in the hope that it will be useful,
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *   GNU General Public License for more details.
  15  *
  16  *   You should have received a copy of the GNU General Public License
  17  *   along with this program; if not, write to the Free Software
  18  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19  *
  20  */
  21
  22 /*
  23  * 2002-07 Benny Sjostrand benny@hostmobility.com
  24  */
  25
  26 #ifdef  CONFIG_SND_CS46XX_NEW_DSP /* hack ... */
  27 #ifndef __DSP_SPOS_H__
  28 #define __DSP_SPOS_H__
  29
  30 #define DSP_MAX_SYMBOLS 1024
  31 #define DSP_MAX_MODULES 64
  32
  33 #define DSP_CODE_BYTE_SIZE             0x00007000UL
  34 #define DSP_PARAMETER_BYTE_SIZE        0x00003000UL
  35 #define DSP_SAMPLE_BYTE_SIZE           0x00003800UL
  36 #define DSP_PARAMETER_BYTE_OFFSET      0x00000000UL
  37 #define DSP_SAMPLE_BYTE_OFFSET         0x00010000UL
  38 #define DSP_CODE_BYTE_OFFSET           0x00020000UL
  39
  40 #define WIDE_INSTR_MASK       0x0040
  41 #define WIDE_LADD_INSTR_MASK  0x0380
  42
  43 /* this instruction types
  44    needs to be reallocated when load
  45    code into DSP */
  46 enum wide_opcode {
  47         WIDE_FOR_BEGIN_LOOP = 0x20,
  48         WIDE_FOR_BEGIN_LOOP2,
  49
  50         WIDE_COND_GOTO_ADDR = 0x30,
  51         WIDE_COND_GOTO_CALL,
  52
  53         WIDE_TBEQ_COND_GOTO_ADDR = 0x70,
  54         WIDE_TBEQ_COND_CALL_ADDR,
  55         WIDE_TBEQ_NCOND_GOTO_ADDR,
  56         WIDE_TBEQ_NCOND_CALL_ADDR,
  57         WIDE_TBEQ_COND_GOTO1_ADDR,
  58         WIDE_TBEQ_COND_CALL1_ADDR,
  59         WIDE_TBEQ_NCOND_GOTOI_ADDR,
  60         WIDE_TBEQ_NCOND_CALL1_ADDR,
  61 };
  62
  63 /* SAMPLE segment */
  64 #define VARI_DECIMATE_BUF1       0x0000
  65 #define WRITE_BACK_BUF1          0x0400
  66 #define CODEC_INPUT_BUF1         0x0500
  67 #define PCM_READER_BUF1          0x0600
  68 #define SRC_DELAY_BUF1           0x0680
  69 #define VARI_DECIMATE_BUF0       0x0780
  70 #define SRC_OUTPUT_BUF1          0x07A0
  71 #define ASYNC_IP_OUTPUT_BUFFER1  0x0A00
  72 #define OUTPUT_SNOOP_BUFFER      0x0B00
  73 #define SPDIFI_IP_OUTPUT_BUFFER1 0x0E00
  74 #define SPDIFO_IP_OUTPUT_BUFFER1 0x1000
  75 #define MIX_SAMPLE_BUF1          0x1400
  76 #define MIX_SAMPLE_BUF2          0x2E80
  77 #define MIX_SAMPLE_BUF3          0x2F00
  78 #define MIX_SAMPLE_BUF4          0x2F80
  79 #define MIX_SAMPLE_BUF5          0x3000
  80
  81 /* Task stack address */
  82 #define HFG_STACK                0x066A
  83 #define FG_STACK                 0x066E
  84 #define BG_STACK                 0x068E
  85
  86 /* SCB's addresses */
  87 #define SPOSCB_ADDR              0x070
  88 #define BG_TREE_SCB_ADDR         0x635
  89 #define NULL_SCB_ADDR            0x000
  90 #define TIMINGMASTER_SCB_ADDR    0x010
  91 #define CODECOUT_SCB_ADDR        0x020
  92 #define PCMREADER_SCB_ADDR       0x030
  93 #define WRITEBACK_SCB_ADDR       0x040
  94 #define CODECIN_SCB_ADDR         0x080
  95 #define MASTERMIX_SCB_ADDR       0x090
  96 #define SRCTASK_SCB_ADDR         0x0A0
  97 #define VARIDECIMATE_SCB_ADDR    0x0B0
  98 #define PCMSERIALIN_SCB_ADDR     0x0C0
  99 #define FG_TASK_HEADER_ADDR      0x600
 100 #define ASYNCTX_SCB_ADDR         0x0E0
 101 #define ASYNCRX_SCB_ADDR         0x0F0
 102 #define SRCTASKII_SCB_ADDR       0x100
 103 #define OUTPUTSNOOP_SCB_ADDR     0x110
 104 #define PCMSERIALINII_SCB_ADDR   0x120
 105 #define SPIOWRITE_SCB_ADDR       0x130
 106 #define REAR_CODECOUT_SCB_ADDR   0x140
 107 #define OUTPUTSNOOPII_SCB_ADDR   0x150
 108 #define PCMSERIALIN_PCM_SCB_ADDR 0x160
 109 #define RECORD_MIXER_SCB_ADDR    0x170
 110 #define REAR_MIXER_SCB_ADDR      0x180
 111 #define CLFE_MIXER_SCB_ADDR      0x190
 112 #define CLFE_CODEC_SCB_ADDR      0x1A0
 113
 114 /* hyperforground SCB's*/
 115 #define HFG_TREE_SCB             0xBA0
 116 #define SPDIFI_SCB_INST          0xBB0
 117 #define SPDIFO_SCB_INST          0xBC0
 118 #define WRITE_BACK_SPB           0x0D0
 119
 120 /* offsets */
 121 #define AsyncCIOFIFOPointer  0xd
 122 #define SPDIFOFIFOPointer    0xd
 123 #define SPDIFIFIFOPointer    0xd
 124 #define TCBData              0xb
 125 #define HFGFlags             0xa
 126 #define TCBContextBlk        0x10
 127 #define AFGTxAccumPhi        0x4
 128 #define SCBsubListPtr        0x9
 129 #define SCBfuncEntryPtr      0xA
 130 #define SRCCorPerGof         0x2
 131 #define SRCPhiIncr6Int26Frac 0xd
 132 #define SCBVolumeCtrl        0xe
 133
 134 /* conf */
 135 #define UseASER1Input 1
 136
 137
 138
 139 /*
 140  * The following defines are for the flags in the rsConfig01/23 registers of
 141  * the SP.
 142  */
 143
 144 #define RSCONFIG_MODULO_SIZE_MASK               0x0000000FL
 145 #define RSCONFIG_MODULO_16                      0x00000001L
 146 #define RSCONFIG_MODULO_32                      0x00000002L
 147 #define RSCONFIG_MODULO_64                      0x00000003L
 148 #define RSCONFIG_MODULO_128                     0x00000004L
 149 #define RSCONFIG_MODULO_256                     0x00000005L
 150 #define RSCONFIG_MODULO_512                     0x00000006L
 151 #define RSCONFIG_MODULO_1024                    0x00000007L
 152 #define RSCONFIG_MODULO_4                       0x00000008L
 153 #define RSCONFIG_MODULO_8                       0x00000009L
 154 #define RSCONFIG_SAMPLE_SIZE_MASK               0x000000C0L
 155 #define RSCONFIG_SAMPLE_8MONO                   0x00000000L
 156 #define RSCONFIG_SAMPLE_8STEREO                 0x00000040L
 157 #define RSCONFIG_SAMPLE_16MONO                  0x00000080L
 158 #define RSCONFIG_SAMPLE_16STEREO                0x000000C0L
 159 #define RSCONFIG_UNDERRUN_ZERO                  0x00004000L
 160 #define RSCONFIG_DMA_TO_HOST                    0x00008000L
 161 #define RSCONFIG_STREAM_NUM_MASK                0x00FF0000L
 162 #define RSCONFIG_MAX_DMA_SIZE_MASK              0x1F000000L
 163 #define RSCONFIG_DMA_ENABLE                     0x20000000L
 164 #define RSCONFIG_PRIORITY_MASK                  0xC0000000L
 165 #define RSCONFIG_PRIORITY_HIGH                  0x00000000L
 166 #define RSCONFIG_PRIORITY_MEDIUM_HIGH           0x40000000L
 167 #define RSCONFIG_PRIORITY_MEDIUM_LOW            0x80000000L
 168 #define RSCONFIG_PRIORITY_LOW                   0xC0000000L
 169 #define RSCONFIG_STREAM_NUM_SHIFT               16L
 170 #define RSCONFIG_MAX_DMA_SIZE_SHIFT             24L
 171
 172 /* SP constants */
 173 #define FG_INTERVAL_TIMER_PERIOD                0x0051
 174 #define BG_INTERVAL_TIMER_PERIOD                0x0100
 175
 176
 177 /* Only SP accessible registers */
 178 #define SP_ASER_COUNTDOWN 0x8040
 179 #define SP_SPDOUT_FIFO    0x0108
 180 #define SP_SPDIN_MI_FIFO  0x01E0
 181 #define SP_SPDIN_D_FIFO   0x01F0
 182 #define SP_SPDIN_STATUS   0x8048
 183 #define SP_SPDIN_CONTROL  0x8049
 184 #define SP_SPDIN_FIFOPTR  0x804A
 185 #define SP_SPDOUT_STATUS  0x804C
 186 #define SP_SPDOUT_CONTROL 0x804D
 187 #define SP_SPDOUT_CSUV    0x808E
 188
 189 static inline u8 _wrap_all_bits (u8 val)
 190 {
 191         u8 wrapped;
 192
 193         /* wrap all 8 bits */
 194         wrapped =
 195                 ((val & 0x1 ) << 7) |
 196                 ((val & 0x2 ) << 5) |
 197                 ((val & 0x4 ) << 3) |
 198                 ((val & 0x8 ) << 1) |
 199                 ((val & 0x10) >> 1) |
 200                 ((val & 0x20) >> 3) |
 201                 ((val & 0x40) >> 5) |
 202                 ((val & 0x80) >> 7);
 203
 204         return wrapped;
 205 }
 206
 207 static inline void cs46xx_dsp_spos_update_scb (struct snd_cs46xx * chip,
 208                                                struct dsp_scb_descriptor * scb)
 209 {
 210         /* update nextSCB and subListPtr in SCB */
 211         snd_cs46xx_poke(chip,
 212                         (scb->address + SCBsubListPtr) << 2,
 213                         (scb->sub_list_ptr->address << 0x10) |
 214                         (scb->next_scb_ptr->address));
 215 }
 216
 217 static inline void cs46xx_dsp_scb_set_volume (struct snd_cs46xx * chip,
 218                                               struct dsp_scb_descriptor * scb,
 219                                               u16 left, u16 right)
 220 {
 221         unsigned int val = ((0xffff - left) << 16 | (0xffff - right));
 222
 223         snd_cs46xx_poke(chip, (scb->address + SCBVolumeCtrl) << 2, val);
 224         snd_cs46xx_poke(chip, (scb->address + SCBVolumeCtrl + 1) << 2, val);
 225 }
 226 #endif /* __DSP_SPOS_H__ */
 227 #endif /* CONFIG_SND_CS46XX_NEW_DSP  */